Z9X Pro Stuttering is BACK and even stronger

Discussion in 'HDD Media player(RTD 1619BPD)' started by MacGyver27, May 3, 2024.

  1. MacGyver27

    MacGyver27 New Member

    Hello,

    For some reason the stuttering started occurring again on all 3 LOTR movies. However this time it does for TrueHD, DTS and AC3 tracks as well.. this seems to suggest that the issue wont be with the audio itself now. For couple of seconds movie plays fine but then the picture starts lagging and audio is skipping like crazy.. sometimes there isn't audio for 5 seconds and video lags as well. This happens for all 3 audio formats.

    Tried via plex or emby within zidoo but they still can't handle TrueHD..

    I'm still on v1.0.75G version and didn't alter anything in configuration.

    Audio Tab
    HDMI audio: RAW
    SPDIF audio: off
    Downmix HD Audio output: off
    Native sampling rate: auto

    Playback Tab
    Auto frame rate: match frame rate and resolution
    Frame rate pause: off

    Everything else is default.

    Network connection is gigabit and wired.

    Any suggestion what it might be? I really didn't touch the config since January/February and it just started having this problems..

    Thanks a lot.

    Uploaded an cam video where you can see my settings and stuttering on all 3 audio tracks:



    Part from the movie which you can test it on: https://drive.google.com/file/d/1XwPGXVsAD376uLJrHG66P1c9nHf0ztGW/view
     
    Last edited: May 3, 2024
  2. Markswift2003

    Markswift2003 Well-Known Member SUPER Administrator Beta test group Contributor

    Can't explain why this would suddenly happen - the answer of course is that it can't without some change in parameters, whether internal or external. But it looks like an HDMI bandwidth issue.

    Try changing Color Settings for 4K 23-30Hz and Non-4K to Priority YUV422 12Bit and let me know if that changes anything.
     
  3. MacGyver27

    MacGyver27 New Member

    Hey. Configured as you said and it didn't change a thing..
     
  4. Markswift2003

    Markswift2003 Well-Known Member SUPER Administrator Beta test group Contributor

    So probably not to do with HDMI then. Something must have changed somewhere though. No IP conflicts?
     
  5. MacGyver27

    MacGyver27 New Member

    I found the problem. It's my local gigabit switch.. it needed a reboot.. have it 6 years and something like this happened 2nd time. Anyway thanks for your time here..
     
  6. Markswift2003

    Markswift2003 Well-Known Member SUPER Administrator Beta test group Contributor

    Awesome.
     
  7. MacGyver27

    MacGyver27 New Member

    Somebody is making jokes from me here.. Yesterday I was checking for "good" 10 minutes and didn't find any passage in LOTR 1 which would stutter.. This morning I put a LOTR 2 and again stuttering like before.. I go reboot the switch again and it didnt help.. Eventually I found out my RAID array started "rechecking" itself which significantly affects the reading speeds as well.. It is going to recheck for another 20 hours so will report tomorrow if all good for good! Thanks!
     
  8. MacGyver27

    MacGyver27 New Member

    All good. I confirm everything is back to normal as before.. it was Network issue first time and 2nd time RAID array rechecking.. Thanks!
     
    Markswift2003 likes this.

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